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Bryan transfers 3000J of energy in 6 hours. Keiran transfers 750J of energy in 75 minutes. Who is more powerful

physics
 Jan 15, 2015

Best Answer 

 #1
avatar+26400 
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Bryan transfers 3000J of energy in 6 hours. Keiran transfers 750J of energy in 75 minutes. Who is more powerful

$$\\ \small{\text{
Power of Brian
$ P_{Brian}= 3000\ J * \frac{1\ kWh}{3.6*10^6\ J } * \frac{10^3\ W}{1\ kW} * \frac{1}{6\ h} =0.13\overline{8}\ W
$
}}$\\\\$
\small{\text{
Power of Keiran
$ P_{Keiran}= 750\ J * \frac{1\ kWh}{3.6*10^6\ J } * \frac{10^3\ W}{1\ kW} * \frac{1}{1.25\ h} =0.1\overline{6}\ W
$
}}$$

Keiran is more powerful!

 Jan 16, 2015
 #1
avatar+26400 
+5
Best Answer

Bryan transfers 3000J of energy in 6 hours. Keiran transfers 750J of energy in 75 minutes. Who is more powerful

$$\\ \small{\text{
Power of Brian
$ P_{Brian}= 3000\ J * \frac{1\ kWh}{3.6*10^6\ J } * \frac{10^3\ W}{1\ kW} * \frac{1}{6\ h} =0.13\overline{8}\ W
$
}}$\\\\$
\small{\text{
Power of Keiran
$ P_{Keiran}= 750\ J * \frac{1\ kWh}{3.6*10^6\ J } * \frac{10^3\ W}{1\ kW} * \frac{1}{1.25\ h} =0.1\overline{6}\ W
$
}}$$

Keiran is more powerful!

heureka Jan 16, 2015

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